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		<title><![CDATA[Gentoo-zh / C 练习实例55]]></title>
		<link>http://www.gentoo-zh.org/viewtopic.php?id=364</link>
		<description><![CDATA[C 练习实例55 最近发表的帖子。]]></description>
		<lastBuildDate>Mon, 29 Aug 2022 11:31:30 +0000</lastBuildDate>
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			<title><![CDATA[C 练习实例55]]></title>
			<link>http://www.gentoo-zh.org/viewtopic.php?pid=370#p370</link>
			<description><![CDATA[<p>题目：学习使用按位取反~。</p><p>程序分析：~0=-1; ~1=-2;</p><p>程序源代码：</p><div class="codebox"><pre><code>#include &lt;stdio.h&gt;
int main()
{
    int a,b;
    a=234;
    b=~a;
    printf(&quot;a 的按位取反值为（十进制） %d \n&quot;,b);
    a=~a;
    printf(&quot;a 的按位取反值为（十六进制） %x \n&quot;,a);
    return 0;
}</code></pre></div>]]></description>
			<author><![CDATA[dummy@example.com (batsom)]]></author>
			<pubDate>Mon, 29 Aug 2022 11:31:30 +0000</pubDate>
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